Dyfyniad APA

Arnold, N. (1997). Horrible Science: Chemical Chaos. Scholastic Children's Book.

Dyfyniad Arddull Chicago

Arnold, Nick. Horrible Science: Chemical Chaos. London: Scholastic Children's Book, 1997.

Dyfyniad MLA

Arnold, Nick. Horrible Science: Chemical Chaos. Scholastic Children's Book, 1997.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.